Home of the NBA's Utah Jazz. Completed in October 1991, Delta Center is the largest facility of its kind within a five-state radius. The building seats nearly 20,000 and at the time of its construction, it was built faster than any other arena in the world−15 months and 24 days at a cost of $66 million. • The footprint is 3.79 acres • 100,000 cubic yards of concrete • 80,300 square feet of glass • 500,000 concrete blocks • 21,000 square yards of carpet • 3 million pounds of structural steel • 7.6 million pounds of rebar • A tornado hit the building on August 11, 1999, blowing out more than 700 windows